Stephen Miller named White House chief, pledges loyalty to Trump
World
Stephen Miller, who has been close to Donald Trump since his first campaign, just became the new White House chief of staff.
At Mar-a-Lago, Miller called the job an honor and pledged "absolute loyalty" to Trump.
He is known for shaping tough immigration policies and sticking by Trump through thick and thin.
Miller steps in amid midterm losses
Miller steps in after Republicans lost ground in Congress during the midterm elections, with Democrats ready to challenge Trump on immigration and other big issues.
With political pressure rising, Miller's experience and loyalty could be key as the administration faces some serious hurdles ahead.